161 lines
4.1 KiB
C
161 lines
4.1 KiB
C
/*
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* IRC - Internet Relay Chat, ircd/m_squit.c
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* Copyright (C) 1990 Jarkko Oikarinen and
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* University of Oulu, Computing Center
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*
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* See file AUTHORS in IRC package for additional names of
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* the programmers.
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 1, or (at your option)
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* any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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*
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* $Id: m_squit.c 1334 2005-03-20 16:06:30Z entrope $
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*/
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#include "config.h"
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#include "client.h"
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#include "hash.h"
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#include "ircd.h"
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#include "ircd_chattr.h"
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#include "ircd_log.h"
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#include "ircd_reply.h"
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#include "ircd_string.h"
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#include "numeric.h"
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#include "numnicks.h"
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#include "match.h"
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#include "s_debug.h"
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#include "s_misc.h"
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#include "s_user.h"
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#include "send.h"
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/* #include <assert.h> -- Now using assert in ircd_log.h */
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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/*
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* ms_squit (server)
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*
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* parv[0] = sender prefix
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* parv[1] = server name
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* parv[2] = timestamp
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* parv[parc-1] = comment
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*
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* No longer supports wildcards from servers.
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* No longer squits a server that gave us an malformed squit message.
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* - Isomer 1999-12-18
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*
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*/
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int ms_squit(struct Client* cptr, struct Client* sptr, int parc, char* parv[])
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{
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const char* server = parv[1];
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struct Client *acptr;
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time_t timestamp = 0;
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char *comment = 0;
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if (parc < 2)
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return need_more_params(sptr, "SQUIT");
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comment = parv[parc-1];
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if (BadPtr(parv[parc - 1]))
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comment = cli_name(sptr);
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acptr = FindServer(server);
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if (!acptr)
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acptr = FindNServer(server);
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if (!acptr) {
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Debug((DEBUG_NOTICE, "Ignoring SQUIT to an unknown server"));
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return 0;
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}
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/* If they are squitting me, we reverse it */
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if (IsMe(acptr))
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acptr = cptr; /* Bugfix by Prefect */
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if (parc > 2)
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timestamp = atoi(parv[2]);
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else
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protocol_violation(cptr, "SQUIT with no timestamp/reason");
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/* If atoi(parv[2]) == 0 we must indeed squit !
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* It will be our neighbour.
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*/
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if ( timestamp != 0 && timestamp != cli_serv(acptr)->timestamp)
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{
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Debug((DEBUG_NOTICE, "Ignoring SQUIT with the wrong timestamp"));
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return 0;
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}
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return exit_client(cptr, acptr, sptr, comment);
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}
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/*
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* mo_squit (oper)
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*
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* parv[0] = sender prefix
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* parv[1] = server name
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* parv[2] = comment (optional)
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*
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*/
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int mo_squit(struct Client* cptr, struct Client* sptr, int parc, char* parv[])
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{
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const char* server;
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struct Client *acptr;
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struct Client *acptr2;
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char *comment;
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if (parc < 2)
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return need_more_params(sptr, "SQUIT");
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if (parc < 3 || BadPtr(parv[2]))
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comment = cli_name(sptr);
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else
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comment = parv[2];
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server = parv[1];
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/*
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* The following allows wild cards in SQUIT. Only useful
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* when the command is issued by an oper.
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*/
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for (acptr = GlobalClientList; (acptr = next_client(acptr, server));
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acptr = cli_next(acptr)) {
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if (IsServer(acptr) || IsMe(acptr))
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break;
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}
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/* Not found? Bugger. */
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if (!acptr || IsMe(acptr))
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return send_reply(sptr, ERR_NOSUCHSERVER, server);
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/*
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* Look for a matching server that is closer,
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* that way we won't accidentally squit two close
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* servers like davis.* and davis-r.* when typing
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* /SQUIT davis*
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*/
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for (acptr2 = cli_serv(acptr)->up; acptr2 != &me;
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acptr2 = cli_serv(acptr2)->up)
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if (!match(server, cli_name(acptr2)))
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acptr = acptr2;
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/* Disallow local opers to squit remote servers */
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if (IsLocOp(sptr) && !MyConnect(acptr))
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return send_reply(sptr, ERR_NOPRIVILEGES);
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return exit_client(cptr, acptr, sptr, comment);
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}
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